AMD EPYC 9645 vs Xeon 6746E

VS

AMD EPYC 9645

Intel Xeon 6746E

We compared two server CPUs: AMD EPYC 9645 with 96 cores 2.3GHz and Xeon 6746E with 112 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 9645 's Advantages

Higher specification of memory (6000 vs 5600)

Higher base frequency (2.3GHz vs 2GHz)

Larger L3 cache size (256MB vs 96MB)

More modern manufacturing process (3nm vs 5nm)

Xeon 6746E 's Advantages

Lower TDP (250W vs 320W)

Score

AMD EPYC 9645

VS

Xeon 6746E

General Parameters

Oct 2024

Release Date

Jun 2024

AMD

Manufacturer

Intel

Server

Type

Server

Turin

Core Architecture

Sierra Forest

AMD Socket SP5

Socket

Intel Socket 4710

N/A

Integrated Graphics

N/A

EPYC(Zen 5c (Turin))

Generation

Xeon 6(Sierra Forest-SP)

Package

Transistor Count

-

3 nm

Manufacturing Process

5 nm

320 W

Power Consumption

250 W

-

Peak Operating Temperature

102°C

TSMC

Foundry

Intel

mm²

Die Size

-

6 nm

I/O Process Size

10 nm

mm²

I/O Die Size

-

CPU Performance

96

Performance Cores

-

192

Performance Core Threads

-

2.3 GHz

Performance Core Base Frequency

2 GHz

3.7 GHz

Performance Core Turbo Frequency

2.7 GHz

96

Total Core Count

112

192

Total Thread Count

112

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

20.0

80 KB per core

L1 Cache

96 KB per core

1 MB per core

L2 Cache

4 MB per module

256 MB shared

L3 Cache

96 MB shared

No

Unlocked Multiplier

No

2

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR5-6000

Memory Types

DDR5-5600

6 TB

Max Memory Size

1 TB

12

Max Memory Channels

8

576 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Miscellaneous

AMD EPYC 9645

Official Website

-

5

PCIe Version

5

128

PCIe Lanes

88

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